Merge "Raise priority of screenshot saving task" into rvc-dev am: 0896e9ea...

Merge "Raise priority of screenshot saving task" into rvc-dev am: 0896e9ea am: 6c80a35a am: fe759e99 am: f8296472

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/11738039

Change-Id: Ic1df29ac0458e934eda5ee31f0cf4894195f42b3